Substitution equations

Questions (2)

This is a substitution equation. Would that change the steps that you did?Y=3x+1 Y=5x-3 Answer says x=-2 and y=7 Please explain
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2. asked by TO: Mathmate
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MATH 6 B UNIT 4 Equations LESSON 11 Equations Unit Test<3_______________________________________________________________________
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2. asked by <3 L E E <3
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